World of Spectrum
  • Categories
  • Discussions
  • FAQ
  • Sign In
Home › Search
Title Search
@title beer Word 'beer' in title
User Search
  • @user admin Only posts by Admin
Text Search
  • @body beer Word 'beer' in the text
Phrase Search
"Hello World" Exact phrase match
Exclude Terms
  • car -red Search cars that are not red
"Or" Searches
  • honda | bmw 'honda' or 'bmw' results
Multi-Field
@(title,body) hello Both contain 'hello'
WildCard
  • hond* civ* Match all with an astrix
Combination
  • @title bmw @user admin
See more supported syntax examples
Search Again :: Adv Search 1000 results in 0.003s
<1…16171819202122…34>
  • Eprom blowerdoes anyone know a site with plans for an eprom programmer project that'll blow 27C256s. I attempted to build one called Kisseprom, but the software …

    ... can be 4.5-5.5V and still be within specs ... be programmed reliably at VCC=5V; the rest require 6-6 ... .5V, depending on type.
    The ... a 5.7 and 6.5V VCC option.
    Using USB ...
    Marcelo Marcelo July 2007 Hardware
  • ZX81 power supplyFriend gives me ZX81 without power supply and i want to test whether he work or not. Can i use Spectrum p.supply for that purposes? I dont want to d…

    ... bring the input down to +5V, but you will need to ...
    Phu Phu August 2007 Hardware
  • ZX81 Composite Video Mod?Hello. Does anyone know how to modify a ZX81 to output composite video as opposed to a modulated RF signal? I believe it can be done with one trans…

    ... connect at UHF modulator pins (+5V,GND and Video IN)
    Gods Gods August 2007 Hardware
  • ZX81 Composite Video Mod?Hello. Does anyone know how to modify a ZX81 to output composite video as opposed to a modulated RF signal? I believe it can be done with one trans…

    ... ) is the ground connection. The +5V is the wire that appears ...
    Phu Phu August 2007 Hardware
  • ZX81 Composite Video Mod?Hello. Does anyone know how to modify a ZX81 to output composite video as opposed to a modulated RF signal? I believe it can be done with one trans…

    ... connect at UHF modulator pins (+5V,GND and Video IN)[/QUOTE ...
    chaoticjelly chaoticjelly August 2007 Hardware
  • spectrum PSU'sI've read contradictory info on which psu(ie amp rating) is for which spectrum. :confused: The models and amp ratings are 1.2A, 1.4, 1.85 and 48k, …

    ... , which are +12V, -12V and -5V. These voltages go off to ...
    DEATH DEATH August 2007 Hardware
  • ZX81 power supplyFriend gives me ZX81 without power supply and i want to test whether he work or not. Can i use Spectrum p.supply for that purposes? I dont want to d…

    ... power adapter" and use 7.5V output voltage.
    - it's ...
    Gods Gods August 2007 Hardware
  • Sinclair +2 to VGA without VGA boxA few days ago someone in a Spanish forum mentioned that his friend claimed to have built a cable to connect his Sinclair +2 to a VGA monitor without…

    ... for H/V sync signals, +5V (and maybe +12V) power supply ...
    Gods Gods August 2007 Sinclair Miscellaneous
  • Sinclair +2 to VGA without VGA boxA few days ago someone in a Spanish forum mentioned that his friend claimed to have built a cable to connect his Sinclair +2 to a VGA monitor without…

    ... for H/V sync signals, +5V (and maybe +12V) power supply ...
    Marcelo Marcelo August 2007 Sinclair Miscellaneous
  • Alternative chips for upper RAM blockDoes anybody know of a way to use 4464 chips instead of 4164 for the upper RAM block in a 48K machine? If not 4464 then something a little more avai…

    ... 10). This ties A7 to +5V converting a 64kx4 into a ...
    Phu Phu August 2007 Hardware
  • Sinclair +2 to VGA without VGA boxA few days ago someone in a Spanish forum mentioned that his friend claimed to have built a cable to connect his Sinclair +2 to a VGA monitor without…

    ... /> No, C128 have TTL (0-5V) RGB output. ZX_Spectrum is analogue ...
    Gods Gods August 2007 Sinclair Miscellaneous
  • Alternative chips for upper RAM blockDoes anybody know of a way to use 4464 chips instead of 4164 for the upper RAM block in a 48K machine? If not 4464 then something a little more avai…

    ... 10). This ties A7 to +5V converting a 64kx4 into a ...
    DEATH DEATH August 2007 Hardware
  • ZX81 Composite Video Mod?Hello. Does anyone know how to modify a ZX81 to output composite video as opposed to a modulated RF signal? I believe it can be done with one trans…

    ... going into modulator box, tapped +5v from the right hand of ...
    chaoticjelly chaoticjelly August 2007 Hardware
  • ZX81 Composite Video Mod?Hello. Does anyone know how to modify a ZX81 to output composite video as opposed to a modulated RF signal? I believe it can be done with one trans…

    ... going into modulator box, tapped +5v from the right hand of ...
    DEATH DEATH August 2007 Hardware
  • PC Power supply for SpeccyHi all, after 13 years with out playing spectrum games I am eager to play the old games. Thus I got up to the garret checking my old stuff. Two of m…

    ... to make all internal voltages (5V and 12V). Of course you ...
    Sonic Sonic August 2007 Hardware
  • 48K Speccy not workingHey, A few months ago (hope it&#180;s not to late) I was loading a game into my speccy and from one moment to another it stopped working! I unplugge…

    ... with one wire. Check the +5V output...
    Gods Gods September 2007 Hardware
  • RGB cable problemI bought an RGB cable from a Polish dealer on Ebay for my Spectrum 128+, but I can only get an AV signal from it. I sent it back to him and he gave m…

    ... 220 Ohms resistor to the +5V line. I don?t have ...
    Gods Gods September 2007 Hardware
  • ZX Spectrum Power Cable on +2AHi, Today I bought a +2A, but it is lacking a power cable. I rooted around and found one, but it is for an ordinary ZX Spectrum. Will it work? This…

    ... relevant voltages (is it 12V 5V and -5V, I've forgotten, it ...
    guesser guesser September 2007 Hardware
  • ZX Spectrum Power Cable on +2AHi, Today I bought a +2A, but it is lacking a power cable. I rooted around and found one, but it is for an ordinary ZX Spectrum. Will it work? This…

    ... and silicon. 2A on the 5V line and 1A on the ...
    DEATH DEATH September 2007 Hardware
  • I want to build a new, super spectrum ;-)only kidding Andrew :-) my brain's going at a mile a minute at the moment, so I thought I should put some of the ideas down in case one of them is w…

    ... datasheet says that the +12v/-5v supplies should be turned on ... and turned off after the 5v supply or internal biasing conditions ... what happens, since the +12v/-5v supply ceases).

    ... you can get "simple switchers", 5v switch mode power supply ICs ...
    Winston Winston September 2007 Hardware
  • I want to build a new, super spectrum ;-)only kidding Andrew :-) my brain's going at a mile a minute at the moment, so I thought I should put some of the ideas down in case one of them is w…

    ... some of them work with +5v) and it's 100% safe ...
    zxbruno zxbruno September 2007 Hardware
  • I want to build a new, super spectrum ;-)only kidding Andrew :-) my brain's going at a mile a minute at the moment, so I thought I should put some of the ideas down in case one of them is w…

    ... , without any regulation !. For the -5V power it use one ICL7660 ...
    Gods Gods September 2007 Hardware
  • I want to build a new, super spectrum ;-)only kidding Andrew :-) my brain's going at a mile a minute at the moment, so I thought I should put some of the ideas down in case one of them is w…

    ... some of them work with +5v) and it's 100% safe ...
    Winston Winston September 2007 Hardware
  • how to set voltage regulator to the correct setting ?On the power supply that is broken it says AC adapter INPUT : 230v 50Hz OUTPUT ; 9v 200mA Regulated On the variable voltage adapter i have the…

    ... 't worked at 6v, 7.5v or 9v :(

    the ...
    swordheart swordheart September 2007 Chit chat
  • how to set voltage regulator to the correct setting ?On the power supply that is broken it says AC adapter INPUT : 230v 50Hz OUTPUT ; 9v 200mA Regulated On the variable voltage adapter i have the…

    ... 't worked at 6v, 7.5v or 9v :(

    the ...
    guesser guesser September 2007 Chit chat
  • Speccy just snuffed it while playing 3D Pinball :(I have two speccys but the one I use most has just given up the gost! :-( game froze up and now all I get is flashing patterns and lines:-( Everyt…

    ... with a multimeter that the +5v, -5v and +12v supplies are all ...
    Winston Winston September 2007 Hardware
  • Speccy just snuffed it while playing 3D Pinball :(I have two speccys but the one I use most has just given up the gost! :-( game froze up and now all I get is flashing patterns and lines:-( Everyt…

    ... with a multimeter that the +5v, -5v and +12v supplies are all ...
    +2MAN +2MAN September 2007 Hardware
  • PC power source and Spectrums.I'm planning to use a basic PC ATX power source (300W) for all my sinclair equipment, but I have two questions: - I've read about some nasty things …

    you might be able to use the 12v line relative to the 3.3v line to get a pd of 8.7v
    this might not work, I don't know how the circuit inside modern PSUs work, but I've done it with the 12v and 5v on an old style computer PSU to get 7v
    guesser guesser September 2007 Hardware
  • PC power source and Spectrums.I'm planning to use a basic PC ATX power source (300W) for all my sinclair equipment, but I have two questions: - I've read about some nasty things …

    ... it will overheat FAST), using +5v and bypass the 7805 or ...
    Gods Gods September 2007 Hardware
<1…16171819202122…34>

Latest Posts

  • I bought an accoustic guitar. How do you play it?
    dm_boozefreek on 7:51PM
  • Goodbye Z80
    zx1 on 7:11PM
  • Happy 40th Birthday to the Amstrad CPC464!
    AndyC on 6:29PM
  • Another Birthday! The Game Boy Is 35!
    dm_boozefreek on 6:17PM
  • I am currently watching.....
    Antiriad2097 on 5:05PM
  • European Software Titles with an English version
    harriusherbartio on 12:06PM
  • How Do You Categorize Your Speccy Software and Games?
    harriusherbartio on 11:21AM
  • Fixed Speccy Software. And which games remained unfixed?
    harriusherbartio on 11:01AM
  • New video about S-video modification on Issue two 48K Spectrum.
    Renegade on April 21
  • Elusive Strategy Games done by the Smaller or less Prolific Software Houses.
    harriusherbartio on April 21

HitBox

Word Docs Hits
volage 0 0
5v 3K 4.9K

Related Threads

  • 5v Transformer.I've got a 5v 3A transformer, would this be ok to use with two 3.5 inch floppy drives?
  • +2 grey 5v reg pinoutjust a quickie, had to buy a new 5v reg for the grey, now i cant remember which wire went to which pin! got brown red and black, im guessing the blac…
  • now lost the +5v from my +3 psuthe voltages i get from it are<br /> -12v<br /> +12v<br /> +0.61v<br /> <br /> what part needs replacing in the housebrick that is the PSU?<br /> <br…
  • R-785.0-1.0 5v 1A DC-DC converter Group Order.As discussed in the other thread there seems to be interest in getting a consignment of these devices.<br /> <br /> I can get 50 @ [strike]?4.40[/str…
  • Cheapest place for 5v Recom 1.5AAnyone know the cheapest place to get these in singles from? Got a speccy project in the works
  • Spectrum Missing -5vMy Spectrum is "almost" booting, just when you expect the (C) 1982 Sinclair Research to appear it just displays flashing squares on the screen :(<br …
  • ZX Spectrum 48K Issue 3, loss of -5V rail.Hi all,<br /> <br /> I've googled this problem and poured over the electrical diagrams for the circuitry concerning the power supplies and I believe …
  • Powering a Spectrum with 5v?I live in the States, but I'm originally from England.<br /> <br /> My original Spectrum is still at my mum's house in the UK, and I was thinking of …
  • 5v reg replacementHi all,<br /> <br /> Have been playing with one of my Issue 2 Spectrums and decided to replace the 5v regulator &amp; heatsink with this wee switchin…
  • Modifying a speccy to +5v only operation.Just a thought experiment so far. Let's say i wanted to make a more resilient spectrum by getting rid of the DC-DC converter circuit. This would remo…

Related Searches

  • psu faulty 5v
  • psu 5v
  • joystick 5v
  • missing 5v
  • missing minus 5v
  • 5v
  • low resistance 5v
  • 1 5v battery
  • lm1881 5v
  • 221 5v battery 22
  • no 5v
  • 5v regulator
  • 5v regulator replacement
  • 5v missing
  • 5v too high
  • 5v very high
  • what produces 5v
  • short 5v
  • 5v ground
  • 5v ground short spectrum

Copyright © 2024 World of Spectrum